[INFO] fetching crate mdtranslation 0.1.2... [INFO] checking mdtranslation-0.1.2 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate mdtranslation 0.1.2 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate mdtranslation 0.1.2 on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mdtranslation 0.1.2 [INFO] finished tweaking crates.io crate mdtranslation 0.1.2 [INFO] tweaked toml for crates.io crate mdtranslation 0.1.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 8 packages to latest compatible versions [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding pulldown-cmark v0.8.0 (latest: v0.12.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9a04cf5dd98bbd00895a97b1e11e7a06952dd2622c70a30e41481661509dc64d [INFO] running `Command { std: "docker" "start" "-a" "9a04cf5dd98bbd00895a97b1e11e7a06952dd2622c70a30e41481661509dc64d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9a04cf5dd98bbd00895a97b1e11e7a06952dd2622c70a30e41481661509dc64d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a04cf5dd98bbd00895a97b1e11e7a06952dd2622c70a30e41481661509dc64d", kill_on_drop: false }` [INFO] [stdout] 9a04cf5dd98bbd00895a97b1e11e7a06952dd2622c70a30e41481661509dc64d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dtail_expr_drop_order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a6e06763abbcd2a4156e5570551d89632c07b017e9bbce65989303a48aa18b89 [INFO] running `Command { std: "docker" "start" "-a" "a6e06763abbcd2a4156e5570551d89632c07b017e9bbce65989303a48aa18b89", kill_on_drop: false }` [INFO] [stderr] Compiling pulldown-cmark v0.8.0 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Checking mdtranslation v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/roundtrip.rs:1263:11 [INFO] [stdout] | [INFO] [stdout] 1263 | Other(pulldown_cmark::Tag<'event>), [INFO] [stdout] | ----- ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `AnnotatedInlineTag` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 1263 | Other(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `set_conservative` is never used [INFO] [stdout] --> src/utils/inline_group.rs:97:12 [INFO] [stdout] | [INFO] [stdout] 84 | / impl<'event, Iter> InlineGroupIter<'event, Iter> [INFO] [stdout] 85 | | where [INFO] [stdout] 86 | | Iter: Iterator>, [INFO] [stdout] | |_________________________________________________________- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 97 | pub fn set_conservative(&mut self, conservative: bool) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `into_inline_groups_nonconservative` is never used [INFO] [stdout] --> src/utils/inline_group.rs:118:8 [INFO] [stdout] | [INFO] [stdout] 112 | pub(crate) trait InlineGroupIteratorExt<'event>: [INFO] [stdout] | ---------------------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 118 | fn into_inline_groups_nonconservative(self) -> InlineGroupIter<'event, Self> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/roundtrip.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn write_markdown<'a, I, W>(writer: W, iter: I) -> io::Result<()> [INFO] [stdout] | --------- ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 34 | MarkdownWriter::new(iter, WriteWrapper(writer)).run() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/utils/vec_set.rs:15:20 [INFO] [stdout] | [INFO] [stdout] 13 | fn into_iter(self) -> VecSetIntoIter { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 14 | VecSetIntoIter { [INFO] [stdout] 15 | inner: self.0.into_iter(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/utils/vec_set.rs:22:16 [INFO] [stdout] | [INFO] [stdout] 21 | fn from_iter>(iter: I) -> Self { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 22 | VecSet(VecMap::from_iter(iter.into_iter().map(|x| (x, ())))) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mdtranslation` (lib) due to 4 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/roundtrip.rs:1263:11 [INFO] [stdout] | [INFO] [stdout] 1263 | Other(pulldown_cmark::Tag<'event>), [INFO] [stdout] | ----- ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `AnnotatedInlineTag` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 1263 | Other(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/roundtrip.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn write_markdown<'a, I, W>(writer: W, iter: I) -> io::Result<()> [INFO] [stdout] | --------- ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 34 | MarkdownWriter::new(iter, WriteWrapper(writer)).run() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/utils/vec_set.rs:15:20 [INFO] [stdout] | [INFO] [stdout] 13 | fn into_iter(self) -> VecSetIntoIter { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 14 | VecSetIntoIter { [INFO] [stdout] 15 | inner: self.0.into_iter(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/utils/vec_set.rs:22:16 [INFO] [stdout] | [INFO] [stdout] 21 | fn from_iter>(iter: I) -> Self { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 22 | VecSet(VecMap::from_iter(iter.into_iter().map(|x| (x, ())))) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mdtranslation` (lib test) due to 4 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "a6e06763abbcd2a4156e5570551d89632c07b017e9bbce65989303a48aa18b89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a6e06763abbcd2a4156e5570551d89632c07b017e9bbce65989303a48aa18b89", kill_on_drop: false }` [INFO] [stdout] a6e06763abbcd2a4156e5570551d89632c07b017e9bbce65989303a48aa18b89